M1.6 earthquake 61 km SE of Adak, Alaska
A magnitude 1.6 earthquake struck 61 km SE of Adak, Alaska on Thu, Jul 21, 2016, 2:13 AM HADT (11:13 UTC), 24 km (15 mi) below the surface.
A larger quake followed: M3.6 82 km WSW of Atka, Alaska. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 1.6 (ML, local (Richter)), micro
- Magnitude from
- Alaska Earthquake Center
- Local time
- UTC
- 2016-07-21 11:13:03 UTC
- Depth
- 23.7 km (14.7 mi), shallow
- Epicenter
- 51.421° N, 176.125° W
- Region
- Alaska
- Tsunami flag
- No
- Status
- Reviewed by a seismologist
Did you feel it?
No one has reported feeling this quake to the USGS.
How well it is located
Reviewed by a seismologist.
- Stations used
- 14
Nearby
Within 100 km, magnitude 1.5 and up: 109 in the 60 days after this one and 63 in the 30 days before it.
After
- 1.657 km SSW of Adak, Alaska · 3725 days ago · 42 km deep · 61 km away
- 1.741 km SW of Adak, Alaska · 3725 days ago · 30 km deep · 72 km away
- 1.956 km SE of Adak, Alaska · 3725 days ago · 24 km deep · 6 km away
- 2.495 km ESE of Adak, Alaska · 3725 days ago · 41 km deep · 60 km away
- 1.7120 km SE of Adak, Alaska · 3725 days ago · 38 km deep · 65 km away
- 1.6Andreanof Islands, Aleutian Islands, Alaska · 3725 days ago · 27 km deep · 74 km away
- 1.666 km E of Adak, Alaska · 3725 days ago · 42 km deep · 56 km away
- 1.677 km SSE of Adak, Alaska · 3723 days ago · 19 km deep · 25 km away
- 1.968 km SSE of Adak, Alaska · 3723 days ago · 2 km deep · 20 km away
- 1.592 km ESE of Adak, Alaska · 3722 days ago · 42 km deep · 63 km away
- 1.848 km S of Adak, Alaska · 3721 days ago · 32 km deep · 28 km away
- 1.6101 km ESE of Adak, Alaska · 3719 days ago · 58 km deep · 59 km away
- 2.090 km SW of Atka, Alaska · 3718 days ago · 33 km deep · 76 km away
- 1.762 km SSW of Adak, Alaska · 3718 days ago · 38 km deep · 65 km away
- 2.057 km ENE of Adak, Alaska · 3717 days ago · 182 km deep · 73 km away
- 1.570 km WSW of Adak, Alaska · 3717 days ago · 62 km deep · 96 km away
- 3.150 km SW of Adak, Alaska · 3716 days ago · 53 km deep · 69 km away
- 2.562 km E of Adak, Alaska · 3716 days ago · 156 km deep · 67 km away
- 2.8102 km SSW of Adak, Alaska · 3715 days ago · 26 km deep · 83 km away
- 2.231 km WSW of Adak, Alaska · 3715 days ago · 69 km deep · 78 km away
- 1.964 km SE of Adak, Alaska · 3714 days ago · 14 km deep · 5 km away
- 2.684 km SSE of Adak, Alaska · 3714 days ago · 17 km deep · 34 km away
- 3.467 km E of Adak, Alaska · 3714 days ago · 54 km deep · 51 km away
- 2.330 km SSE of Adak, Alaska · 3714 days ago · 47 km deep · 34 km away
- 1.567 km SSE of Adak, Alaska · 3714 days ago · 16 km deep · 26 km away
- 2.143 km NE of Adak, Alaska · 3713 days ago · 138 km deep · 80 km away
- 2.564 km SSW of Adak, Alaska · 3713 days ago · 35 km deep · 66 km away
- 2.727 km WSW of Adak, Alaska · 3711 days ago · 6 km deep · 76 km away
- 1.578 km W of Atka, Alaska · 3711 days ago · 121 km deep · 97 km away
- 1.625 km WSW of Adak, Alaska · 3711 days ago · 7 km deep · 75 km away
- 1.566 km SSW of Adak, Alaska · 3711 days ago · 39 km deep · 68 km away
- 1.658 km SSW of Adak, Alaska · 3711 days ago · 44 km deep · 52 km away
- 1.6110 km SSW of Adak, Alaska · 3710 days ago · 36 km deep · 84 km away
- 1.647 km WSW of Adak, Alaska · 3710 days ago · 16 km deep · 87 km away
- 1.525 km SSE of Adak, Alaska · 3710 days ago · 55 km deep · 36 km away
- 2.586 km SW of Atka, Alaska · 3710 days ago · 26 km deep · 76 km away
- 1.865 km SE of Adak, Alaska · 3710 days ago · 10 km deep · 4 km away
- 3.682 km WSW of Atka, Alaska · 3709 days ago · 47 km deep · 76 km away
- 1.589 km ESE of Adak, Alaska · 3709 days ago · 13 km deep · 43 km away
- 1.773 km SE of Adak, Alaska · 3709 days ago · 49 km deep · 28 km away
- 1.879 km SE of Adak, Alaska · 3709 days ago · 63 km deep · 22 km away
- 2.039 km WSW of Adak, Alaska · 3709 days ago · 69 km deep · 80 km away
- 1.561 km SW of Adak, Alaska · 3709 days ago · 32 km deep · 84 km away
- 1.657 km ESE of Adak, Alaska · 3708 days ago · 55 km deep · 40 km away
- 2.078 km ESE of Adak, Alaska · 3708 days ago · 73 km deep · 47 km away
- 2.576 km SW of Adak, Alaska · 3707 days ago · 38 km deep · 98 km away
- 1.726 km W of Adak, Alaska · 3707 days ago · 13 km deep · 77 km away
- 2.957 km SW of Adak, Alaska · 3707 days ago · 31 km deep · 71 km away
- 2.267 km SW of Atka, Alaska · 3707 days ago · 31 km deep · 97 km away
- 1.876 km SW of Adak, Alaska · 3706 days ago · 23 km deep · 96 km away
- 1.983 km SE of Adak, Alaska · 3706 days ago · 15 km deep · 28 km away
- 2.352 km SSE of Adak, Alaska · 3705 days ago · 26 km deep · 21 km away
- 2.625 km SW of Adak, Alaska · 3705 days ago · 55 km deep · 62 km away
- 2.241 km SE of Adak, Alaska · 3705 days ago · 37 km deep · 20 km away
- 1.774 km SW of Adak, Alaska · 3703 days ago · 41 km deep · 96 km away
- 1.660 km SSE of Adak, Alaska · 3703 days ago · 26 km deep · 4 km away
- 1.875 km E of Adak, Alaska · 3702 days ago · 69 km deep · 71 km away
- 1.860 km SW of Adak, Alaska · 3702 days ago · 42 km deep · 70 km away
- 1.848 km SSE of Adak, Alaska · 3702 days ago · 22 km deep · 24 km away
- 1.635 km SSW of Adak, Alaska · 3701 days ago · 58 km deep · 57 km away
The first 60 of 109.
Before
- 1.952 km SW of Adak, Alaska · 3728 days ago · 38 km deep · 70 km away
- 1.639 km SE of Adak, Alaska · 3728 days ago · 46 km deep · 24 km away
- 2.384 km W of Atka, Alaska · 3728 days ago · 128 km deep · 91 km away
- 2.298 km ESE of Adak, Alaska · 3729 days ago · 10 km deep · 51 km away
- 2.145 km ESE of Adak, Alaska · 3729 days ago · 62 km deep · 42 km away
- 1.552 km SW of Adak, Alaska · 3730 days ago · 38 km deep · 68 km away
- 1.866 km SE of Adak, Alaska · 3731 days ago · 25 km deep · 13 km away
- 2.18 km SSW of Adak, Alaska · 3732 days ago · 16 km deep · 57 km away
- 2.097 km S of Adak, Alaska · 3733 days ago · 51 km deep · 50 km away
- 1.568 km ESE of Adak, Alaska · 3733 days ago · 33 km deep · 26 km away
- 3.739 km SSE of Adak, Alaska · 3733 days ago · 37 km deep · 28 km away
- 2.092 km SW of Atka, Alaska · 3734 days ago · 47 km deep · 69 km away
- 2.5108 km SSW of Atka, Alaska · 3735 days ago · 34 km deep · 88 km away
- 1.699 km SW of Atka, Alaska · 3736 days ago · 26 km deep · 65 km away
- 2.157 km SSW of Adak, Alaska · 3736 days ago · 38 km deep · 66 km away
- 1.947 km SSW of Adak, Alaska · 3736 days ago · 43 km deep · 57 km away
- 2.389 km SW of Atka, Alaska · 3737 days ago · 46 km deep · 71 km away
- 1.590 km SSW of Atka, Alaska · 3737 days ago · 8 km deep · 98 km away
- 2.5101 km SW of Atka, Alaska · 3738 days ago · 34 km deep · 67 km away
- 2.555 km NE of Adak, Alaska · 3738 days ago · 175 km deep · 89 km away
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Sources
From the USGS Earthquake Hazards Program and its partner networks, event ak0169bwq0ic (also filed as ak13810774). Read Sun, Oct 4, 2026, 8:51 AM UTC.